#446.  Visibility. —­ N. visibility, perceptibility; conspicuousness,
distinctness &c. adj.; conspicuity[obs3], conspicuousness; appearance &c. 448; bassetting[obs3]; exposure; manifestation &c. 525; ocular proof, ocular evidence, ocular demonstration; field of view &c. (vision) 441; periscopism[obs3]. 
     V. be become visible &c. adj.; appear, open to the view; meet the eye,
catch the eye; basset; present itself, show manifest itself, produce itself, discover itself, reveal itself, expose itself, betray itself; stand forth, stand out; materialize; show; arise; peep out, peer out, crop out; start up, spring up, show up, turn up, crop up; glimmer, loom; glare; burst forth; burst upon the view, burst upon the sight; heave in sight; come in sight, come into view, come out, come forth, come forward; see the light of day; break through the clouds; make its appearance, show its face, appear to one’s eyes, come upon the stage, float before the eyes, speak for itself &c. (manifest) 525; attract the attention &c. 457; reappear; live in a glass house.
     expose to view &c. 525. 
     Adj. visible, perceptible, perceivable, discernible, apparent; in
view, in full view, in sight; exposed to view, en evidence; unclouded, unobscured[obs3], in the foreground.
     obvious &c. (manifest) 525; plain, clear, distinct, definite; well
defined, well marked; in focus; recognizable, palpable, autoptical[obs3]; glaring, staring, conspicuous; stereoscopic; in bold, in strong relief.
     periscopic[obs3], panoramic.
     before one’s eyes, under one’s eyes; before one,  vue d’oeil[Fr], in
one’s eye, oculis subjecta fidelibus[Lat]. 
     Adv. visibly &c. adj.; in sight of; before one’s eyes &c. adj.; veluti
in speculum[Lat].

     #447.  Invisibility. —­ N. invisibility, invisibleness, nonappearance,
imperceptibility; indistinctness &c. adj.; mystery, delitescence[obs3].
     concealment &c. 528; latency &c. 526. 
     V. be invisible &c. adj.; be hidden &c. (hide) 528; lurk &c. (lie
hidden) 526; escape notice.
     render invisible &c. adj.; conceal &c. 528; put out of sight.
     not see &c. (be blind) 442; lose sight of. 
     Adj. invisible, imperceptible; undiscernible[obs3], indiscernible;
unapparent, non-apparent; out of sight, not in sight; a perte de vue[French]; behind the scenes, behind the curtain; viewless, sightless; inconspicuous, unconspicuous[obs3]; unseen &c. (see see &c. 441); covert &c. (latent) 526; eclipsed, under an eclipse.
     dim &c. (faint) 422; mysterious, dark, obscure, confused; indistinct,
indistinguishable; shadowy, indefinite, undefined; ill-defined, ill-marked; blurred, fuzzy, out of focus; misty &c. (opaque) 426; delitescent[obs3].
     hidden, obscured, covered, veiled (concealed) 528. 
     Phr. “full many a flower is born to blush unseen” [Gray].

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